US2764592A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adducts of mercaptans and isocyanates
Assignee: Goodyear Tire and Rubber Co
•
Filing: 1952-11-05
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Granted: 1956-09-25
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Expires: 1972-11-05
Abstract
No abstract record available.
Inventors
- 👤 Nelson V Seeger
- 👤 Thomas G Mastin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:19
CPC Classifications
C; C07; C07D; C07D277/00; C07D277/60; C07D277/62; C07D277/68; C07D277/70; C07D277/74
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2340757A
Cited
US2284896A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-09-25 | 1960-03-26 | 1960-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-25 | 1964-03-26 | 1964-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-25 | 1968-03-26 | 1968-09-25 | $7700.00 | Window Closed / Lapsed |